{
  "title": "Ceramic fixture data for AI template and finish review",
  "source_page": "https://fiund.com/industries/ceramic-fixture-template-fit-data",
  "authorship": "Original fictional Fiund editorial exercise. No actual operating records or third-party source assets are included.",
  "example": {
    "title": "An offset measured from the wrong datum",
    "context": "An owned paper fixture template has a marked baseline and a fictional symmetric cutout. It is not installation guidance.",
    "records": [
      [
        "1",
        "Template",
        "Hole center H is 32 mm from datum D, which is 5 mm inside the outside edge."
      ],
      [
        "2",
        "Measurement sheet",
        "H is 37 mm from the outside edge along the same axis."
      ],
      [
        "3",
        "Image",
        "D and the outside edge are both marked; no tolerance stated."
      ]
    ],
    "question": "Is the recorded center inconsistent with the template?",
    "answer": "The values agree after accounting for the 5 mm reference offset: 37 − 5 equals 32 mm from D. Records 1 and 2 use different origins on the same axis. This is a coordinate reconciliation only; record 3 gives no tolerance or fit basis.",
    "failureModes": [
      "Comparing offsets from different datums directly",
      "Turning geometric agreement into an installation approval"
    ],
    "fields": [
      [
        "datum_offset",
        "Translates between reference origins"
      ],
      [
        "hole_center_axis",
        "Keeps coordinate directions aligned"
      ],
      [
        "comparison_basis",
        "Distinguishes reconciliation from fit"
      ]
    ],
    "holdout": "Move the datum to the other side of the edge; require applying the signed offset rather than subtracting automatically.",
    "boundary": "No real fixture specifications, room layouts, installation advice or product approvals."
  }
}